{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "3.0.0"
              },
              {
                "last_affected": "3.0.16"
              },
              {
                "introduced": "4.0.0"
              },
              {
                "fixed": "4.0.7"
              },
              {
                "introduced": "4.1.0"
              },
              {
                "fixed": "4.1.2"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "d4a8b1eb53b246c42acb757739637be02838a082"
            },
            {
              "last_affected": "2b741bd0d6b4f49779a0c01cad597c6a15f93351"
            },
            {
              "introduced": "b0c019c1256bf433bf60e3211ee8711dae03e6bc"
            },
            {
              "fixed": "84abc48d024599ca49ef07b726e698206120ffd9"
            },
            {
              "introduced": "7afe57a317c88ebedf75ca8d714ad743e5cd1d24"
            },
            {
              "fixed": "1607ab1fff8542e6fdd634ff68b9afd03d80dd8c"
            }
          ],
          "repo": "https://github.com/apache/syncope",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "apache",
    "cwe_ids": [
      "CWE-653"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53405.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "3.0.0-M0"
          },
          {
            "last_affected": "3.0.16"
          },
          {
            "introduced": "4.0.0-M0"
          },
          {
            "last_affected": "4.0.6"
          },
          {
            "introduced": "4.1.0-M0"
          },
          {
            "last_affected": "4.1.1"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "introduced": "3.0.0-M0"
          },
          {
            "fixed": "3.0.16"
          },
          {
            "introduced": "4.0.0-M0"
          },
          {
            "fixed": "4.0.6"
          },
          {
            "introduced": "4.1.0-M0"
          },
          {
            "fixed": "4.1.1"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "Improper Isolation or Compartmentalization vulnerability in Apache Syncope.\n\nAn administrator with adequate entitlements can import arbitrary BPMN process definitions via the REST API and then start the process. When a BPMN process containing a Groovy scriptTask is imported and started, the Groovy script is executed directly on the server, with no sandbox.\n\n\nThis issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.6, from 4.1.0-M0 through 4.1.1.\n\n\n\n\nUsers are recommended to upgrade to version 4.0.7 / 4.1.2, which fix this issue by wrapping Flowable's Groovy scriptTasks with security sandbox.",
  "id": "CVE-2026-53405",
  "modified": "2026-08-12T03:51:18.108713759Z",
  "published": "2026-07-20T14:20:06.824Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/07/20/6"
    },
    {
      "type": "WEB",
      "url": "https://repo.maven.apache.org/maven2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53405.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread/vdq0tk6ylffz6trbgbllj9kb1ndzff7k"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53405"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Syncope: Remote Code Execution via Flowable BPMN Groovy ScriptTask"
}